CN213286102U - High-strength breathable metal filter bag barrel - Google Patents
High-strength breathable metal filter bag barrel Download PDFInfo
- Publication number
- CN213286102U CN213286102U CN202022106887.6U CN202022106887U CN213286102U CN 213286102 U CN213286102 U CN 213286102U CN 202022106887 U CN202022106887 U CN 202022106887U CN 213286102 U CN213286102 U CN 213286102U
- Authority
- CN
- China
- Prior art keywords
- filter bag
- wire mesh
- bag cylinder
- metal
- flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
- Filtering Materials (AREA)
Abstract
The utility model discloses a ventilative type metal filter bag barrel of high strength, including the filter bag barrel, filter bag barrel inboard is provided with wire mesh a, and top, the bottom in the filter bag barrel outside all are provided with wire mesh b, and the one end of filter bag barrel is provided with the flange, and the other end is provided with the bottom. Solves the problems of low strength of the metal filter bag cylinder, easy occurrence of filter material welding leakage and weak mechanical property area during welding in the prior art.
Description
Technical Field
The utility model belongs to the technical field of the flue gas is handled, concretely relates to ventilative type metal filter bag barrel of high strength.
Background
The metal filter bag has the advantages of high temperature resistance, corrosion resistance, capability of recycling, ultralow emission and the like, and is widely applied to bag type dust removal/filters in heavy chemical industries such as electric power, chemical industry, metallurgy, building materials and the like. According to different requirements of flue gas amount and emission, the bag-type dust removal/filter is provided with metal filter bags with different numbers. In the heavy chemical industry, because of the characteristic of large smoke volume, a long filter bag (generally requiring the length of the filter bag to be more than 5 meters) must be adopted, so that the bag-type dust removal/filtration equipment is huge and cannot be industrially applied.
The filter bag cylinder body of the metal filter bag is formed by butt joint of a plurality of cylindrical metal filter materials. Common metal filter materials include metal fiber felt and metal fiber felt with metal wire mesh covered on both sides. (1) The filter bag cylinder made of the metal fiber felt has the following defects: the strength is relatively low, the welding with the flange and the bottom cover is not easy, the welding between two sections of metal fiber felts is not easy, the welding leakage of the filter material and the weak area of the mechanical property are easy to occur. (2) The filter bag cylinder made of the metal fiber felt with the metal meshes coated on the two sides has relatively good air permeability and welding performance, but has high cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a ventilative type metal filter bag barrel of high strength has solved the problem in the filter bag barrel intensity that exists among the prior art low, the filter media weld leakage and the weak district of mechanical properties easily appear when welding.
The utility model discloses the technical scheme who adopts is, a ventilative type metal filter bag barrel of high strength, including the filter bag barrel, filter bag barrel inboard is provided with woven wire a, and top, the bottom in the filter bag barrel outside all are provided with woven wire b, and the one end of filter bag barrel is provided with the flange, and the other end is provided with the bottom.
The utility model discloses a characteristics still lie in:
and a metal wire mesh c is arranged at the axial welding seam of the filter bag cylinder, and two ends of the metal wire mesh c are fixedly connected to the flange and the bottom cover respectively.
Two ends of the wire mesh a are fixedly connected to the flange and the bottom cover respectively; one end of the metal wire mesh b positioned at the top of the filter bag cylinder body is fixedly connected with the flange; one end of the metal wire mesh b positioned at the bottom of the filter bag cylinder body is fixedly connected with the bottom cover.
The filter bag comprises N filter bag cylinders, wherein metal wire meshes a are arranged on the inner sides of the N filter bag cylinders, two adjacent filter bag cylinders are fixedly connected through a connecting ring, and metal wire meshes b are arranged at two ends of the outer sides of the N filter bag cylinders;
the end part of the filter bag cylinder at the top is provided with a flange, and the end part of the filter bag cylinder at the bottom is provided with a bottom cover.
The axial weld joints of the N filter bag cylinders are all provided with a metal wire mesh c, one end of the metal wire mesh c on the filter bag cylinder at the top is fixedly connected to the flange, and one end of the metal wire mesh c on the filter bag cylinder at the bottom is fixedly connected to the bottom cover.
One end of the metal wire mesh a in the filter bag cylinder at the top is fixedly connected with the flange, and one end of the metal wire mesh a in the filter bag cylinder at the bottom is fixedly connected with the bottom cover;
one end of the wire mesh b close to the end part of the filter bag cylinder body at the top is fixedly connected with the flange; one end of the wire mesh b close to the end part of the filter bag cylinder body at the bottom is fixedly connected with the bottom cover.
The utility model has the advantages that:
the high-strength breathable metal filter bag cylinder body has high strength and good stability; the utility model relates to a high-strength ventilation type metal filter bag cylinder, the welding area performance between two sections of filter bag cylinders is good, and a mechanical property weak area is not easy to generate; the high-strength breathable metal filter bag cylinder body of the utility model is easy to weld with a compact piece, has good performance in a welding area, is not easy to generate a mechanical property weak area, and has longer service life; the utility model relates to a high strength ventilative type metal filter bag barrel, the gas permeability is better, change the deashing, can save and be close half the wire mesh cost, has very much the practicality.
Drawings
FIG. 1 is a schematic structural view of a high-strength permeable metal filter bag cylinder of the present invention;
FIG. 2 is a sectional view of the I-I surface of a high-strength permeable metal filter bag cylinder of the present invention;
FIG. 3 shows an embodiment 1 of a high strength permeable metal filter bag cylinder according to the present invention;
FIG. 4 shows an embodiment 2 of a high strength permeable metal filter bag cylinder according to the present invention;
FIG. 5 shows an embodiment 3 of a high strength permeable metal filter bag cylinder according to the present invention;
fig. 6 shows an embodiment 4 of a high strength permeable metal filter bag cylinder of the present invention.
In the figure, 1, a filter bag cylinder, 2, metal wire meshes a and 3, a flange, 4, a bottom cover, 5, a connecting ring, 6, metal wire meshes b and 7, and metal wire meshes c are arranged.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to a ventilative type metal filter bag barrel of high strength, the structure is as shown in figure 1, 2, including filter bag barrel 1, 1 inboard of filter bag barrel is provided with wire mesh a2, and top, the bottom in the 1 outside of filter bag barrel all are provided with wire mesh b6, and the one end of filter bag barrel 1 is provided with flange 3, and the other end is provided with bottom 4.
Preferably, a wire mesh c7 is arranged at the axial weld of the filter bag cylinder 1, and two ends of the wire mesh c7 are respectively and fixedly connected to the flange 3 and the bottom cover 4.
Preferably, both ends of the wire net a2 are respectively and fixedly connected to the flange 3 and the bottom cover 4; one end of the wire mesh b6 positioned at the top of the filter bag cylinder 1 is fixedly connected with the flange 3; one end of the wire mesh b6 at the bottom of the filter bag cylinder 1 is fixedly connected with the bottom cover 4.
The filter bag cylinder 1 is fixed with the wire mesh a2, the wire mesh b6 and the wire mesh c7 through sintering or welding. The filter bag cylinder body 1 is made of metal filter materials.
The utility model discloses another kind of ventilative type metal filter bag barrel of high strength, including N filter bag barrels 1, the inside of N filter bag barrels 1 all is provided with wire mesh a2, pass through go-between 5 rigid couplings between two adjacent filter bag barrels 1, the both ends in the outside of N filter bag barrels 1 all are provided with wire mesh b 6;
the end part of the filter bag cylinder body 1 at the top is provided with a flange 3, and the end part of the filter bag cylinder body 1 at the bottom is provided with a bottom cover 4.
Preferably, the axial weld joints of the N filter bag cylinders 1 are all provided with a wire mesh c7, one end of the wire mesh c7 on the top filter bag cylinder 1 is fixedly connected to the flange 3, and one end of the wire mesh c7 on the bottom filter bag cylinder 1 is fixedly connected to the bottom cover 4.
Preferably, one end of the wire mesh a2 in the filter bag cylinder 1 at the top is fixedly connected to the flange 3, and one end of the wire mesh a2 in the filter bag cylinder 1 at the bottom is fixedly connected to the bottom cover 4;
one end of the wire mesh b6 at the end part of the filter bag cylinder body 1 close to the top is fixedly connected with the flange 3; one end of the wire mesh b6 at the end part of the filter bag cylinder 1 close to the bottom is fixedly connected with the bottom cover 4.
The filter bag cylinder 1 is fixed with the wire mesh a2, the wire mesh b6 and the wire mesh c7 through sintering or welding. The filter bag cylinder body 1 is made of metal filter materials.
The utility model relates to a main part's effect is as follows respectively in high strength ventilative type metal filter bag barrel:
wire mesh a 2: the main function is to support the filter bag cylinder 1, increase the strength of the filter bag cylinder 1, make the filter bag cylinder 1 easy to weld, and prolong the service life of the filter bag cylinder 1;
wire mesh b 6: the main function is to reduce the cost of the filter bag cylinder body 1, to ensure that the filter bag cylinder body 1 is easy to weld and to increase the air permeability of the filter bag cylinder body 1.
The utility model relates to a high strength ventilative type metal filter bag barrel, its theory of use as follows:
examples 1,
The structure is shown in fig. 3, a wire mesh a2 is arranged on the inner side of the filter bag cylinder 1, wire meshes b6 are arranged on the top and the bottom of the outer side of the filter bag cylinder 1, a flange 3 is arranged at one end of the filter bag cylinder 1, and a bottom cover 4 is arranged at the other end of the filter bag cylinder 1; two ends of the wire mesh a2 are respectively welded on the flange 3 and the bottom cover 4; one end of the wire mesh b6 positioned at the top of the filter bag cylinder 1 is welded on the flange 3; one end of the wire mesh b6 at the bottom of the filter bag cylinder 1 is welded on the bottom cover 4.
Sleeving the filter bag cylinder 1 on the bag cage framework, and then respectively welding two ends of the bag cage framework on the flange 3 and the bottom cover 4 to obtain the first metal filter bag.
Examples 2,
The structure is shown in fig. 4, a wire mesh a2 is arranged on the inner side of the filter bag cylinder 1, wire meshes b6 are arranged on the top and the bottom of the outer side of the filter bag cylinder 1, a flange 3 is arranged at one end of the filter bag cylinder 1, and a bottom cover 4 is arranged at the other end of the filter bag cylinder 1; two ends of the wire mesh a2 are respectively welded on the flange 3 and the bottom cover 4; one end of the wire mesh b6 positioned at the top of the filter bag cylinder 1 is welded on the flange 3; one end of the wire mesh b6 positioned at the bottom of the filter bag cylinder 1 is welded on the bottom cover 4; and a wire mesh c7 is arranged at the axial welding seam of the filter bag cylinder body 1, and two ends of the wire mesh c7 are respectively welded on the flange 3 and the bottom cover 4.
And sleeving the filter bag cylinder 1 on the bag cage framework, and then respectively welding two ends of the bag cage framework on the flange 3 and the bottom cover 4 to obtain a second metal filter bag.
Examples 3,
The structure is shown in fig. 5, N filter bag cylinders 1 are selected, the inner sides of the N filter bag cylinders 1 are all provided with a wire mesh a2, two adjacent filter bag cylinders 1 are fixedly connected through a connecting ring 5, the connecting ring 5 is of a metal structure, and two ends of the outer sides of the N filter bag cylinders 1 are all provided with a wire mesh b 6; the end part of the filter bag cylinder body 1 at the top is provided with a flange 3, and the end part of the filter bag cylinder body 1 at the bottom is provided with a bottom cover 4; one end of the wire mesh a2 in the filter bag cylinder 1 at the top is welded on the flange 3, and one end of the wire mesh a2 in the filter bag cylinder 1 at the bottom is welded on the bottom cover 4; one end of the wire mesh b6 at the end part of the filter bag cylinder body 1 close to the top is welded on the flange 3; the wire mesh b6 at the end of the filter bag cylinder 1 near the bottom is welded at one end to the bottom cover 4.
And sleeving N filter bag cylinders 1 on the bag cage frameworks, and then respectively welding the end parts of the bag cage frameworks at the top and the bottom to a flange 3 and a bottom cover 4 to obtain a third metal filter bag.
Examples 4,
The structure is shown in fig. 6, N filter bag cylinders 1 are selected, the inner sides of the N filter bag cylinders 1 are all provided with a wire mesh a2, two adjacent filter bag cylinders 1 are fixedly connected through a connecting ring 5, the connecting ring 5 is of a metal structure, and two ends of the outer sides of the N filter bag cylinders 1 are all provided with a wire mesh b 6; the N filter bag cylinders 1 comprise a filter bag cylinder 1 at the top and a filter bag cylinder 1 at the bottom, a flange 3 is arranged at the end part of the filter bag cylinder 1 at the top, and a bottom cover 4 is arranged at the end part of the filter bag cylinder 1 at the bottom; one end of the wire mesh a2 in the filter bag cylinder 1 at the top is welded on the flange 3, and one end of the wire mesh a2 in the filter bag cylinder 1 at the bottom is welded on the bottom cover 4; one end of the wire mesh b6 at the end part of the filter bag cylinder body 1 close to the top is welded on the flange 3; one end of the wire mesh b6 at the end part of the filter bag cylinder body 1 close to the bottom is welded on the bottom cover 4; the axial weld joints of the N filter bag cylinders 1 are all provided with a metal wire mesh c7, one end of the metal wire mesh c7 on the filter bag cylinder 1 at the top is welded on the flange 3, and one end of the metal wire mesh c7 on the filter bag cylinder 1 at the bottom is welded on the bottom cover 4.
Sleeving N filter bag cylinders 1 on the bag cage frameworks, and then respectively welding the end parts of the bag cage frameworks at the top and the bottom to a flange 3 and a bottom cover 4 to obtain a fourth metal filter bag.
When the filter bag barrel 1 of the utility model is used, the metal filter bags in the embodiments 1-4 are selected according to actual needs and installed in the card holes in the dust collector, so that the flange 3 is clamped on the surface of the card, and the card can support the filter bag barrel 1;
the working process of the metal filter bag mainly comprises a dust removal process and a pulse ash removal process. (1) In the dust removal process, when dust-containing gas passes through the metal filter bag, dust is adsorbed on the outer surface of the filter bag cylinder 1 or isolated outside the filter bag cylinder 1, and purified gas is discharged from the inside of the metal filter bag; (2) in the process of pulse dust removal, when the metal filter bags are used, a blowing pipe is arranged above each metal filter bag and is connected with a pulse dust removal compressed air source through a pulse valve; after a certain filtering period, or when the resistance of the metal filter bag reaches a certain value, the pulse valve is opened under the action of a pulse signal, reverse high-pressure airflow is sprayed out from the spraying opening at a very high speed, the high-pressure sprayed air enters the metal filter bag, the filter bag expands rapidly to cause impact vibration, and dust adsorbed on the outer surface of the metal filter bag is blown down into a dust hopper below the dust remover.
The utility model relates to a ventilative type metal filter bag barrel of high strength, its advantage lies in:
compared with the prior metal filter bag cylinder, the metal filter bag cylinder of the utility model has high strength and good stability; the welding area between the two sections of metal filter bag cylinders 1 has good performance, and is not easy to generate a mechanical property weak area; the welding is easy to be carried out with a compact part, and the service life is longer; the utility model discloses a metal filter bag barrel compares in current two-sided cover net metal fiber felt filter bag barrel, changes deashing, with low costs, the gas permeability is better.
Claims (6)
1. The utility model provides a high strength ventilative type metal filter bag barrel, its characterized in that, includes filter bag barrel (1), filter bag barrel (1) inboard is provided with woven wire a (2), the top, the bottom in filter bag barrel (1) outside all are provided with woven wire b (6), the one end of filter bag barrel (1) is provided with flange (3), and the other end is provided with bottom (4).
2. The high-strength breathable metal filter bag cylinder according to claim 1, wherein a wire mesh c (7) is arranged at an axial weld of the filter bag cylinder (1), and two ends of the wire mesh c (7) are respectively and fixedly connected to the flange (3) and the bottom cover (4).
3. The cylinder body of the high strength ventilating type metal filter bag according to claim 1 or 2, wherein both ends of the wire mesh a (2) are respectively fixed to the flange (3) and the bottom cover (4); one end of the metal wire mesh b (6) positioned at the top of the filter bag cylinder body (1) is fixedly connected with the flange (3); one end of the metal wire mesh b (6) positioned at the bottom of the filter bag cylinder body (1) is fixedly connected with the bottom cover (4).
4. The high-strength breathable metal filter bag cylinder is characterized by comprising N filter bag cylinders (1), wherein metal wire meshes a (2) are arranged on the inner sides of the N filter bag cylinders (1), two adjacent filter bag cylinders (1) are fixedly connected through a connecting ring (5), and metal wire meshes b (6) are arranged at two ends of the outer sides of the N filter bag cylinders (1);
the end part of the filter bag cylinder body (1) at the top is provided with a flange (3), and the end part of the filter bag cylinder body (1) at the bottom is provided with a bottom cover (4).
5. The high-strength breathable metal filter bag cylinder according to claim 4, wherein the axial weld joints of the N filter bag cylinders (1) are all provided with a metal wire mesh c (7), one end of the metal wire mesh c (7) on the top filter bag cylinder (1) is fixedly connected to the flange (3), and one end of the metal wire mesh c (7) on the bottom filter bag cylinder (1) is fixedly connected to the bottom cover (4).
6. A high strength gas-permeable metal filter bag cylinder according to claim 4 or 5, wherein one end of the wire mesh a (2) in the top filter bag cylinder (1) is fixedly connected to the flange (3), and one end of the wire mesh a (2) in the bottom filter bag cylinder (1) is fixedly connected to the bottom cover (4);
one end of the metal wire mesh b (6) close to the end part of the filter bag cylinder body (1) at the top is fixedly connected with the flange (3); one end of the metal wire mesh b (6) close to the end part of the filter bag cylinder body (1) at the bottom is fixedly connected with the bottom cover (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022106887.6U CN213286102U (en) | 2020-09-23 | 2020-09-23 | High-strength breathable metal filter bag barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022106887.6U CN213286102U (en) | 2020-09-23 | 2020-09-23 | High-strength breathable metal filter bag barrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213286102U true CN213286102U (en) | 2021-05-28 |
Family
ID=76032755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022106887.6U Active CN213286102U (en) | 2020-09-23 | 2020-09-23 | High-strength breathable metal filter bag barrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213286102U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114247886A (en) * | 2020-09-23 | 2022-03-29 | 西安菲尔特金属过滤材料股份有限公司 | Preparation method of high-strength and high-permeability metal filter bag cylinder |
| CN114307436A (en) * | 2021-11-12 | 2022-04-12 | 西安菲尔特金属过滤材料股份有限公司 | Long-period efficient filtering metal filter bag and manufacturing method thereof |
-
2020
- 2020-09-23 CN CN202022106887.6U patent/CN213286102U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114247886A (en) * | 2020-09-23 | 2022-03-29 | 西安菲尔特金属过滤材料股份有限公司 | Preparation method of high-strength and high-permeability metal filter bag cylinder |
| CN114247886B (en) * | 2020-09-23 | 2024-05-28 | 西安菲尔特金属过滤材料股份有限公司 | Preparation method of high-strength high-air-permeability metal filter bag cylinder |
| CN114307436A (en) * | 2021-11-12 | 2022-04-12 | 西安菲尔特金属过滤材料股份有限公司 | Long-period efficient filtering metal filter bag and manufacturing method thereof |
| CN114307436B (en) * | 2021-11-12 | 2022-12-27 | 西安菲尔特金属过滤材料股份有限公司 | Long-period efficient filtering metal filter bag and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213286102U (en) | High-strength breathable metal filter bag barrel | |
| CN201664690U (en) | Multifunctional weld fume purification system | |
| CN107511018A (en) | A kind of purifier for metal welding cigarette receiving gas disposal | |
| CN107158815B (en) | A kind of high pressure resistant antistatic dedusting filter of environmental protection | |
| CN101402012A (en) | Crystal cotton frameless pulse precipitation apparatus | |
| CN105642065A (en) | Electric-bag composite dust collector with metal filter bag | |
| CN201823417U (en) | Filter cartridge used on filter cartridge type dust collector | |
| CN210356431U (en) | Long-life metal filter bag | |
| CN210874437U (en) | High-temperature flue gas dust removal metal sintering net filter element | |
| CN205659529U (en) | Metal filter bag electrostatic fabric filter | |
| CN214437325U (en) | Novel flue gas dust removal denitration integration device and novel flue gas dust removal denitration system | |
| CN104857782A (en) | Double-layered efficient bag dust collector | |
| CN213334797U (en) | Energy-concerving and environment-protective type building exhaust-gas treatment wind channel | |
| CN212236375U (en) | High-temperature flue gas dust removal device | |
| CN204073693U (en) | Novel cloth bag support keel | |
| CN201959678U (en) | High-temperature resistance filter cartridge | |
| CN209188364U (en) | A kind of capacitor welding exhaust treatment system | |
| CN201823416U (en) | Pulse type filter drum dust collector | |
| CN209481555U (en) | The smoke guide device of top dress coke oven coal charging car | |
| CN208865349U (en) | Weld fume purifier | |
| CN208482176U (en) | The dust pelletizing system of flue gas of pneumatic steelmaking | |
| CN206980346U (en) | A kind of warning device for preventing plugged filter | |
| CN114307436B (en) | Long-period efficient filtering metal filter bag and manufacturing method thereof | |
| CN206688406U (en) | A kind of Chemical Manufacture mechanical collector | |
| CN220310019U (en) | Basalt high Wen Lvdai |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |